Flex is the diversified manufacturing partner of choice that helps market‑leading brands design, build and deliver innovative products that improve the world.
A career at Flex offers the opportunity to make a difference and invest in your growth in a respectful, inclusive, and collaborative environment.
Job Summary: Flex intends to spin off its Cloud and Power Infrastructure segment into a new, independent publicly traded company, which we're calling Spin Co, until the name is unveiled. The spin is planned for Q1 2027. If the intended spin occurs, this role will support Spin Co, which will focus on critical digital infrastructure, delivering end‑to‑end power and thermal management solutions for AI data centers and other mission‑critical applications.
Position: Senior Test Engineer, located in Guadalajara, North Campus. Reporting to the Test Engineering Manager.
What a typical day looks like: Lead troubleshooting and root cause analysis activities related to test failures, yield excursions, and equipment performance issues. Develop, implement, and optimize test strategies,



methodologies, and processes for electronic products. Monitor and improve key performance indicators (KPIs) such as First Pass Yield (FPY), yield, downtime, capacity, equipment efficiency, and productivity. Apply statistical tools and structured problem‑solving methodologies to identify trends, determine root causes, and implement corrective actions. Lead continuous improvement projects utilizing Lean Manufacturing, Six Sigma, and data analysis methodologies. Provide technical leadership and mentorship to test engineers and technicians. Support New Product Introduction (NPI) activities, ensuring successful implementation of robust and scalable test solutions. Prepare technical reports, documentation, and executive presentations to communicate results, findings, and action plans to stakeholders and integral internal customers. Collaborate with cross-functional teams and internal Flex customers to reso

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